Errors:
Element “title” must not be empty.
Saw “<” when expecting an attribute name. Probable cause: Missing “>” immediately before.
Bad value “” for attribute “href” on element “link”: Must be non-empty.
Attribute “<!--” not allowed on element “link” at this point.
Attribute “global” not allowed on element “link” at this point.
Attribute “site” not allowed on element “link” at this point.
Attribute “tag” not allowed on element “link” at this point.
Attribute “(gtag.js)” not allowed on element “link” at this point.
Attribute “-” not allowed on element “link” at this point.
Attribute “google” not allowed on element “link” at this point.
Attribute “analytics” not allowed on element “link” at this point.
Attribute “--” not allowed on element “link” at this point.
Bad value “https://api.w.org/” for attribute “rel” on element “link”: The string “https://api.w.org/” is not a registered keyword.
An “img” element must have an “alt” attribute, except under certain conditions. For details, consult guidance on providing text alternatives for images.
Element “style” not allowed as child of element “div” in this context. (Suppressing further errors from this subtree.)
Stray end tag “center”.
The “center” element is obsolete. Use CSS instead.
Duplicate ID “form-control”.
Saw “<?”. Probable cause: Attempt to use an XML processing instruction in HTML. (XML processing instructions are not supported in HTML.)
End tag for “body” seen, but there were unclosed elements.
Unclosed element “div”.
Stray start tag “script”.
Cannot recover after last error. Any further errors will be ignored.
Warnings:
Attribute “<!--” is not serializable as XML 1.0.
Attribute “(gtag.js)” is not serializable as XML 1.0.
Attribute “-” is not serializable as XML 1.0.
Attribute “--” is not serializable as XML 1.0.
The “navigation” role is unnecessary for element “nav”.
Empty heading.
The first occurrence of ID “form-control” was here.
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